German Chancellor Merkel is congratulated by Hesse's state Premier Bouffier on her re-election as leader...
German Chancellor Angela Merkel is congratulated by Hesse's state Premier Volker Bouffier on her re-election as leader of the Christian Democratic Union (CDU) party in Cologne December 9, 2014. The conservative CDU party is holding its 27th party convention from December 8-10. REUTERS/Kai Pfaffenbach (GERMANY - Tags: POLITICS)